If you put the following then people would be able to answer the question
Americans were first attacked in Pearl Harbour by Japanese during WWII,leading them to join the war,the event is called Pearl Habour Incident.
Hope it helps!
A range of cultural, religious, and racial ideologies were used to justify imperialism, including Social Darwinism, nationalism, the concept of the civilizing mission, and the desire to religiously convert indigenous populations.
